Home / 3,448,742.85-4,759,639.20-1,900,163.36

Finding the Fourth Proportional to 3,448,742.85, 4,759,639.20 and 1,900,163.36

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Solution

The fourth proportional to 3,448,742.85, 4,759,639.20 and 1,900,163.36 is: 2,622,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,742.85 : 4,759,639.20 = 1,900,163.36 : x
  2. Step 2: Convert to fraction form
    3,448,742.85/4,759,639.20 = 1,900,163.36/x
  3. Step 3: Cross multiply
    3,448,742.85x = 4,759,639.20 × 1,900,163.36
  4. Step 4: Simplify right side
    3,448,742.85x = 9,044,091,990,861.52
  5. Step 5: Solve for x
    x = 9,044,091,990,861.52/3,448,742.85
  6. Step 6: Final answer
    x = 2,622,431.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.